According to news from the financial industry on November 1, 2024, information from the State Intellectual Property Office shows that Jiaxing Dacha Wooden Door Manufacturing Co., Ltd. has obtained a patent called \”a solid wood composite door with a multi-layer reinforced structure\” Patent, authorization announcement number CN 221896465 U, application date is March 2024.
The patent abstract shows that the utility model relates to the technical field of solid wood composite doors, and specifically discloses a solid wood composite door with a multi-layer reinforced structure, including a composite door body; a handle is fixed on the composite door body. A frame is provided on the outside of the composite door body, and a number of cross bars are provided on the frame. The cross bars penetrate the composite door body transversely, and a waterproof layer is provided on one side of the composite door body. A fireproof layer is provided on the side, and the fireproof layer A reinforcement layer is provided on one side, and a sound insulation layer is provided on one side of the reinforcement layer; a second reinforcement plate is installed on one side of the composite door body, and the second reinforcement plate is bonded with the sound insulation layer. A number of connecting plates are connected to one side of the reinforcing plate. A first reinforcing plate is fixed to one side of the connecting plate. The first reinforcing plate is connected to the waterproof layer. A number of decorative strips are processed on one side of the composite door body. A baffle is provided on one side of the composite door body, and both ends of the baffle are fixed on the frame.
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